You can answer this question by only searching the element in the periodic table.
The atomic number of iodine, I, is 53. It is placed in the column 17 (this is the Group) and row 5 (this is the Period).
The conclusion is that the iodine is located in Period 5, Group 17, and is classified as a nonmetal.
All objects DO emit and absorb electromagnetic radiation. therefore, true.
let me know when u find out plz because i would like to know as well its one of my chemistry qustions in an assiment. :)